duotools Unofficial Duolingo fan tools

Collection event calculators

How close are you to finishing?

Duplicates add up. Days run out. Check how many new pieces you really need, your estimated chance of finishing, and whether spending gems makes sense.

Tools

Pick your event

Lily's Fright Fest45 pieces

Fright Fest Calculator

Check your free-finish odds and how many duplicates you can afford with 45 pieces to collect.

3 pulls/day default5 duplicates = 1 missing piece
Open calculator
Junior's Toy Hunt54 pieces

Toy Hunt Calculator

The original calculator, with Blue, Purple and Gold piece estimates for the previous event.

4 pulls/day default5 duplicates = 1 missing piece
Open calculator